Events
Race Directors

Ultra Running Events near Fort Collins, Colorado

Date Event City Distances Distance from Fort Collins
06/27/26 Chase the Moon Endurance Run Highlands Ranch 6 Hours , 12 Hours , 50 KM 72 miles
06/27/26 Estes Park's Backyard Ultra Estes Park Backyard 27 miles
07/10/26 Silverheels Trail Runs Fairplay 60 KM , 50 Miles , 100 KM , 106.5 Miles 97 miles
07/18/26 Thumbs Up Summer Slam Estes Park 12 Hours 27 miles
07/24/26 Never Summer Gould 60 KM , 100 KM 49 miles
07/27/26 The Summit 200 Frisco 200 Miles 88 miles
08/01/26 Winter Park 50K Winter Park 50 KM 60 miles
08/15/26 Roxborough Ultras Littleton 50 KM , 50 Miles 67 miles
08/15/26 Westminster Trail Race Westminster 50 KM 50 miles
08/29/26 Rock Hawk Castle Rock 50 KM 84 miles
08/29/26 Continental Divide Trail Run Steamboat Springs 50 KM 89 miles
09/03/26 Front Range Ultra Dayze Loveland 12 Hours , 24 Hours , 48 Hours , 100 Hours , 50 KM , 100 Miles , 200 Miles 12 miles
09/05/26 Raising the Barr Brighton 6 Hours , 12 Hours 44 miles
09/11/26 American Heroes Run Longmont 6 Hours , 9 Hours , 24 Hours , 100 Miles 29 miles
09/12/26 Devil on the Divide 50K Empire 50 KM 65 miles
09/12/26 Snow Mountain Ranch Granby 50 KM 56 miles
09/12/26 Jelm Mountain Run Jelm 50 KM 60 miles
09/18/26 Run Rabbit Run Steamboat Springs 50 Miles , 100 Miles , 100 Miles 98 miles
09/26/26 Red Feather Trail Jamboree Red Feather Lakes 50 KM , 50 Miles 25 miles
09/27/26 Estes Epic Estes Park 50 KM 27 miles
10/03/26 The Bear Chase Lakewood 50 KM , 50 Miles , 100 KM 61 miles
10/03/26 Castle Rock Trail Festival Castle Rock 50 KM 85 miles
10/10/26 Suffer Better Fall Trail Run Pine 50 KM 82 miles
10/17/26 Indian Creek Trail Runs Sedalia 55 KM , 50 Miles 83 miles
11/07/26 Colorado 24 Hour Run Fort Collins 6 Hours , 12 Hours , 24 Hours 8 miles
12/05/26 Sawmill Trail Runs Pine 50 KM 76 miles
04/11/27 NoCo Urban Ultra and Relay Greeley 50 Miles , 100 Miles 23 miles
05/01/27 Greenland Trail Races Larkspur 50 KM 98 miles
06/05/27 Weld Your Mettle Running Festival Windsor 36 Hours , 50 KM , 50 Miles , 100 KM , 100 Miles 12 miles
06/12/27 Summits Trail Runs Granby 14 Hours , 27.8 Miles , 50 KM 57 miles

Weekly Newsletter

A roundup of the week's content and most recent race results. Sent once a week on Thursday.

Recent Results

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50 Miles | 50 KM
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View All Results